Remote Framebuffer (RFB)
2010-12-08
2024-08-14
Remote Framebuffer Security Types
Expert Review
Tristan Richardson
0
Invalid
1
None
2
VNC Authentication
3-15
RealVNC
historic assignment
16
Tight
historic assignment
17
Ultra
historic assignment
18
TLS
historic assignment
19
VeNCrypt
historic assignment
20
GTK-VNC SASL
historic assignment
21
MD5 hash authentication
historic assignment
22
Colin Dean xvp
historic assignment
23
Secure Tunnel
24
Integrated SSH
25-29
Unassigned
30-36
Apple Inc.
37-127
Unassigned
128
RealVNC
historic assignment
129
RealVNC
historic assignment
129
Tight Unix Login Authentication
130-134
RealVNC
historic assignment
135-191
Unassigned
192
RealVNC
historic assignment
193-255
Unassigned
Remote Framebuffer Client-to-Server Message Types
Expert Review
Tristan Richardson
0
SetPixelFormat
1
Unassigned
2
SetEncodings
3
FramebufferUpdateRequest
4
KeyEvent
5
PointerEvent
6
ClientCutText
7-21
Possibly used in UltraVNC
historic assignment
22-79
Unassigned
80
Possibly used in UltraVNC
historic assignment
81-126
Unassigned
127
VMWare
historic assignment
128
Car Connectivity
Terminal Mode v1.0
129-149
Unassigned
150
TightVNC EnableContinuousUpdates
historic assignment
151-244
Unassigned
245
Replit Audio Client Message
246
Dell-EMC
247
Dell-EMC
248
ClientFence
TigerVNC
249
OLIVE Call Control
historic assignment
250
Colin Dean xvp
historic assignment
251
Pierre Ossman SetDesktopSize
historic assignment
252
tight
historic assignment
253
gii
historic assignment
254
VMWare
historic assignment
255
Anthony Liguori
historic assignment
Remote Framebuffer Server-to-Client Message Types
Expert Review
Tristan Richardson
0
FramebufferUpdate
1
SetColourMapEntries
2
Bell
3
ServerCutText
4-15
Possibly used in UltraVNC
historic assignment
16-126
Unassigned
127
VMWare
historic assignment
128
Car Connectivity
Terminal Mode v1.0
129-149
Unassigned
150
TightVNC EndOfContinuousUpdates
historic assignment
151-172
Unassigned
173
ServerState
historic assignment
174-244
Unassigned
245
Replit Audio Server Message
246
Dell-EMC
247
Dell-EMC
248
ServerFence
TigerVNC
249
OLIVE Call Control
historic assignment
250
Colin Dean xvp
historic assignment
251
Unassigned
252
tight
historic assignment
253
gii
historic assignment
254
VMWare
historic assignment
255
Anthony Liguori
historic assignment
Remote Framebuffer Encoding Types
Expert Review
Tristan Richardson, John Levine
0
Raw
1
CopyRect
2
RRE
5
Hextile
9-10
Possibly used in UltraVNC
historic assignment
16
ZRLE
-239
Cursor pseudo-encoding
-223
DesktopSize pseudo-encoding
4
CoRRE
historic assignment
6
zlib
historic assignment
7
tight
historic assignment
8
zlibhex
historic assignment
15
TRLE
17
Hitachi ZYWRLE
historic assignment
20
H.264
21
JPEG
historic assignment
22
JRLE
historic assignment
23
VA H.264
24
ZRLE2
50
Open H.264 Encoding
1000-1002
Apple Inc.
1011
Apple Inc.
1024 to 1099
RealVNC
historic assignment
1100-1109
Apple Inc.
-1 to -222
tight options
historic assignment
-224 to -238
tight options
historic assignment
-240 to -256
tight options
historic assignment
-257 to -272
Anthony Liguori
historic assignment
-273 to -304
VMWare
historic assignment
-305
gii
historic assignment
-306
popa
historic assignment
-307
Peter Astrand DesktopName
historic assignment
-308
Pierre Ossman ExtendedDesktopSize
historic assignment
-309
Colin Dean xvp
historic assignment
-310
OLIVE Call Control
historic assignment
-311
ClientRedirect
-312
Fence
TigerVNC
-313
ContinuousUpdates
TigerVNC
-314
CursorWithAlpha
-315
ColorMap
-316
ExtendedMouseButtons
-317
Tight + No Zlib
-412 to -512
TurboVNC fine-grained quality level
historic assignment
-523 to -528
Car Connectivity
Terminal Mode v1.0
-763 to -768
TurboVNC subsampling level
historic assignment
0x48323634
VA H.264
0x52706C41
Replit Audio Pseudo-encoding
0x574d5600 to 0x574d56ff
VMWare
historic assignment
0xc0a1e5ce to 0xc0a1e5cf
Possibly used in UltraVNC
historic assignment
0xfffe0000 to 0xfffe00ff
Used in LibVNCServer
LibVNCServer
0xffff0000 to 0xffff8003
Possibly used in UltraVNC
historic assignment
Adam Halim
mailto:adaha&cendio.com
2024-06-06
Brian Hinz
mailto:bphinz&users.sourceforge.net
2011-06-09
Darrell Commander
mailto:information&virtualgl.org
2024-08-14
David Verbeiren
mailto:david.verbeiren&intel.com
2013-02-08
Jörg Brakensiek
mailto:jorg.brakensiek&nokia.com
2011-05-11
Luis Héctor Chávez
mailto:luis&repl.it
2021-03-31
Maxim Devaev
mailto:mdevaev&gmail.com
2021-02-10
Michael Stein
mailto:mvs&apple.com
2022-06-07
Rajeshkumar Patel
mailto:rajesh_z_patel&Dell.com
2020-07-28
Samuel Mannehed
mailto:samuel&cendio.se
2019-11-07
Tristan Richardson
mailto:standards&realvnc.com
2017-09-12